Welcome to our range of Internorm products in Scotland
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Internorm is the largest international name for window and door production, setting the highest standards for Quality, design and innovation. Please see why Richard Hawkes (Hawkes Architecture) chose our windows for his Passivhaus which was featured on Grand Designs. |
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| What is U-Value? In simple terms the lower the number, the less heat will transfer from inside a building through your windows to the outside world. It is expressed in Watts per square meter (h/m²K). A typical double glazed window in the UK has a U-Value between 1.4 and 1.2 Internorm windows achieve a U-Value of up to 0.65 (complete window including frame). |
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